Database	Search
Airways Register (searched through the Cochrane Register of Studies)	steroid* or corticosteroid* or glucocorticoid* or beclomet* or budesonide or fluticasone OR ciclesonide or triamcinolone or flunisolide
CENTRAL and MEDLINE (Ovid) strategy (MEDLINE search combined with RCT search filter)	#1 MeSH descriptor Bronchiectasis explode all trees #2 bronchiect* #3 (#1 OR #2) #4 MeSH descriptor Adrenal Cortex Hormones explode all trees #5 steroid* #6 corticosteroid* #7 glucocorticoid* #8 beclomet* #9 0fluticasone #11 ciclesonide #12 flunisolide #13 triamcinolone #14 (#4 OR #5 OR #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 OR #12) #15 (#3 AND #14)
Embase (Ovid) strategy (combined with RCT search filter)	#1 Emtree descriptor Bronchiectasis explode all trees #2 bronchiect* #3 (#1 OR #2) #4 Emtree descriptor Corticosteroid explode all trees #5 steroid* #6 corticosteroid* #7 glucocorticoid* #8 beclomet* #9 budesonide #10 fluticasone #11 ciclesonide #12 flunisolide #13 triamcinolone #14 (#4 OR #5 OR #6 OR #7 OR #8 OR #9 OR #10 OR #11 OR #12 OR #12) #15 (#3 AND #14)